TWI329928B - Power mosfet device structure for high frequency applications and its manufacturing method and application of the same - Google Patents
Power mosfet device structure for high frequency applications and its manufacturing method and application of the same Download PDFInfo
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- TWI329928B TWI329928B TW095115781A TW95115781A TWI329928B TW I329928 B TWI329928 B TW I329928B TW 095115781 A TW095115781 A TW 095115781A TW 95115781 A TW95115781 A TW 95115781A TW I329928 B TWI329928 B TW I329928B
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Classifications
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- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
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- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
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- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/66719—With a step of forming an insulating sidewall spacer
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
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- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
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- H01L29/66727—Vertical DMOS transistors, i.e. VDMOS transistors with a step of recessing the source electrode
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7802—Vertical DMOS transistors, i.e. VDMOS transistors
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- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
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- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7802—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/7811—Vertical DMOS transistors, i.e. VDMOS transistors with an edge termination structure
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- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7827—Vertical transistors
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- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
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- H01L29/08—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
- H01L29/0852—Source or drain regions of field-effect devices of field-effect transistors with insulated gate of DMOS transistors
- H01L29/0873—Drain regions
- H01L29/0878—Impurity concentration or distribution
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- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1095—Body region, i.e. base region, of DMOS transistors or IGBTs
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/125,506 US7659570B2 (en) | 2005-05-09 | 2005-05-09 | Power MOSFET device structure for high frequency applications |
Publications (2)
Publication Number | Publication Date |
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TW200711128A TW200711128A (en) | 2007-03-16 |
TWI329928B true TWI329928B (en) | 2010-09-01 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW095115781A TWI329928B (en) | 2005-05-09 | 2006-05-03 | Power mosfet device structure for high frequency applications and its manufacturing method and application of the same |
Country Status (5)
Country | Link |
---|---|
US (4) | US7659570B2 (fr) |
CN (1) | CN101542738B (fr) |
HK (1) | HK1134715A1 (fr) |
TW (1) | TWI329928B (fr) |
WO (1) | WO2006122130A2 (fr) |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2006295134A (ja) | 2005-03-17 | 2006-10-26 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
US7659570B2 (en) * | 2005-05-09 | 2010-02-09 | Alpha & Omega Semiconductor Ltd. | Power MOSFET device structure for high frequency applications |
TWI400757B (zh) * | 2005-06-29 | 2013-07-01 | Fairchild Semiconductor | 形成遮蔽閘極場效應電晶體之方法 |
JP2007059636A (ja) * | 2005-08-25 | 2007-03-08 | Renesas Technology Corp | Dmosfetおよびプレーナ型mosfet |
JP5025935B2 (ja) * | 2005-09-29 | 2012-09-12 | オンセミコンダクター・トレーディング・リミテッド | 絶縁ゲート型電界効果トランジスタの製造方法 |
JP2009088005A (ja) * | 2007-09-27 | 2009-04-23 | Sanyo Electric Co Ltd | 半導体装置およびその製造方法 |
US8270131B2 (en) * | 2009-07-31 | 2012-09-18 | Infineon Technologies Ag | Electrostatic discharge protection element and electrostatic discharge protection chip and method of producing the same |
WO2011033550A1 (fr) | 2009-09-15 | 2011-03-24 | 株式会社 東芝 | Dispositif à semi-conducteurs |
US8324053B2 (en) * | 2009-09-30 | 2012-12-04 | Alpha And Omega Semiconductor, Inc. | High voltage MOSFET diode reverse recovery by minimizing P-body charges |
WO2011098866A1 (fr) * | 2010-02-15 | 2011-08-18 | X-Fab Semiconductor Foundries Ag | Transistor dmos possédant une tension disruptive augmentée et procédé de fabrication |
JP5544918B2 (ja) * | 2010-02-16 | 2014-07-09 | 住友電気工業株式会社 | 炭化珪素絶縁ゲート型半導体素子およびその製造方法 |
US8354315B2 (en) * | 2010-06-23 | 2013-01-15 | Great Power Semiconductor Corp. | Fabrication method of a power semicondutor structure with schottky diode |
TWI406393B (zh) * | 2010-08-30 | 2013-08-21 | Sinopower Semiconductor Inc | 具有額外電容結構之半導體元件及其製作方法 |
US20120126312A1 (en) * | 2010-11-19 | 2012-05-24 | Microchip Technology Incorporated | Vertical dmos-field effect transistor |
US20120126313A1 (en) * | 2010-11-23 | 2012-05-24 | Microchip Technology Incorporated | Ultra thin die to improve series resistance of a fet |
US8431470B2 (en) | 2011-04-04 | 2013-04-30 | Alpha And Omega Semiconductor Incorporated | Approach to integrate Schottky in MOSFET |
US8502302B2 (en) | 2011-05-02 | 2013-08-06 | Alpha And Omega Semiconductor Incorporated | Integrating Schottky diode into power MOSFET |
JP5816570B2 (ja) * | 2011-05-27 | 2015-11-18 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法および半導体装置 |
US8507978B2 (en) | 2011-06-16 | 2013-08-13 | Alpha And Omega Semiconductor Incorporated | Split-gate structure in trench-based silicon carbide power device |
US8680613B2 (en) | 2012-07-30 | 2014-03-25 | Alpha And Omega Semiconductor Incorporated | Termination design for high voltage device |
US8785279B2 (en) | 2012-07-30 | 2014-07-22 | Alpha And Omega Semiconductor Incorporated | High voltage field balance metal oxide field effect transistor (FBM) |
US9224852B2 (en) | 2011-08-25 | 2015-12-29 | Alpha And Omega Semiconductor Incorporated | Corner layout for high voltage semiconductor devices |
US8884369B2 (en) * | 2012-06-01 | 2014-11-11 | Taiwan Semiconductor Manufacturing Company, Ltd. | Vertical power MOSFET and methods of forming the same |
EP2674978B1 (fr) * | 2012-06-15 | 2020-07-29 | IMEC vzw | Dispositif de transistor à effet de champ tunnel et procédé de fabrication du dispositif |
US9123798B2 (en) * | 2012-12-12 | 2015-09-01 | General Electric Company | Insulating gate field effect transistor device and method for providing the same |
US8951867B2 (en) | 2012-12-21 | 2015-02-10 | Alpha And Omega Semiconductor Incorporated | High density trench-based power MOSFETs with self-aligned active contacts and method for making such devices |
US8753935B1 (en) | 2012-12-21 | 2014-06-17 | Alpha And Omega Semiconductor Incorporated | High frequency switching MOSFETs with low output capacitance using a depletable P-shield |
US8809948B1 (en) | 2012-12-21 | 2014-08-19 | Alpha And Omega Semiconductor Incorporated | Device structure and methods of making high density MOSFETs for load switch and DC-DC applications |
US9105494B2 (en) | 2013-02-25 | 2015-08-11 | Alpha and Omega Semiconductors, Incorporated | Termination trench for power MOSFET applications |
WO2015096605A1 (fr) * | 2013-12-23 | 2015-07-02 | 梁嘉进 | Transistor à effet de champ à semiconducteurs à puissance de porte double |
CN104779248B (zh) * | 2014-01-10 | 2018-07-17 | 国民技术股份有限公司 | 一种开关及其制造方法 |
US9508846B2 (en) | 2014-04-18 | 2016-11-29 | Stmicroelectronics S.R.L. | Vertical MOS semiconductor device for high-frequency applications, and related manufacturing process |
US9397213B2 (en) | 2014-08-29 | 2016-07-19 | Freescale Semiconductor, Inc. | Trench gate FET with self-aligned source contact |
US9553184B2 (en) * | 2014-08-29 | 2017-01-24 | Nxp Usa, Inc. | Edge termination for trench gate FET |
US9680003B2 (en) | 2015-03-27 | 2017-06-13 | Nxp Usa, Inc. | Trench MOSFET shield poly contact |
WO2017158847A1 (fr) | 2016-03-18 | 2017-09-21 | 株式会社安川電機 | Machine électrique tournante et procédé de fabrication de la machine électrique tournante |
US10388781B2 (en) | 2016-05-20 | 2019-08-20 | Alpha And Omega Semiconductor Incorporated | Device structure having inter-digitated back to back MOSFETs |
US10446545B2 (en) | 2016-06-30 | 2019-10-15 | Alpha And Omega Semiconductor Incorporated | Bidirectional switch having back to back field effect transistors |
US10103140B2 (en) | 2016-10-14 | 2018-10-16 | Alpha And Omega Semiconductor Incorporated | Switch circuit with controllable phase node ringing |
US10199492B2 (en) | 2016-11-30 | 2019-02-05 | Alpha And Omega Semiconductor Incorporated | Folded channel trench MOSFET |
CN110199396B (zh) * | 2017-01-26 | 2022-06-24 | 三菱电机株式会社 | 半导体装置的制造方法 |
CN108565289A (zh) * | 2018-06-26 | 2018-09-21 | 南京方旭智芯微电子科技有限公司 | 超结场效应管及超结场效应管的制造方法 |
US11522060B2 (en) * | 2018-09-26 | 2022-12-06 | Intel Corporation | Epitaxial layers on contact electrodes for thin- film transistors |
US10957791B2 (en) * | 2019-03-08 | 2021-03-23 | Infineon Technologies Americas Corp. | Power device with low gate charge and low figure of merit |
CN111785771A (zh) * | 2019-04-03 | 2020-10-16 | 杭州士兰微电子股份有限公司 | 双向功率器件 |
CN110212026B (zh) * | 2019-05-06 | 2022-09-16 | 上海功成半导体科技有限公司 | 超结mos器件结构及其制备方法 |
US11145550B2 (en) * | 2020-03-05 | 2021-10-12 | International Business Machines Corporation | Dummy fin template to form a self-aligned metal contact for output of vertical transport field effect transistor |
US11776994B2 (en) | 2021-02-16 | 2023-10-03 | Alpha And Omega Semiconductor International Lp | SiC MOSFET with reduced channel length and high Vth |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4455565A (en) * | 1980-02-22 | 1984-06-19 | Rca Corporation | Vertical MOSFET with an aligned gate electrode and aligned drain shield electrode |
NL8302092A (nl) * | 1983-06-13 | 1985-01-02 | Philips Nv | Halfgeleiderinrichting bevattende een veldeffekttransistor. |
JPH08306914A (ja) * | 1995-04-27 | 1996-11-22 | Nippondenso Co Ltd | 半導体装置およびその製造方法 |
US5879994A (en) * | 1997-04-15 | 1999-03-09 | National Semiconductor Corporation | Self-aligned method of fabricating terrace gate DMOS transistor |
US5912490A (en) * | 1997-08-04 | 1999-06-15 | Spectrian | MOSFET having buried shield plate for reduced gate/drain capacitance |
US5977588A (en) * | 1997-10-31 | 1999-11-02 | Stmicroelectronics, Inc. | Radio frequency power MOSFET device having improved performance characteristics |
US6087697A (en) * | 1997-10-31 | 2000-07-11 | Stmicroelectronics, Inc. | Radio frequency power MOSFET device having improved performance characteristics |
US5894150A (en) * | 1997-12-08 | 1999-04-13 | Magepower Semiconductor Corporation | Cell density improvement in planar DMOS with farther-spaced body regions and novel gates |
US5918137A (en) * | 1998-04-27 | 1999-06-29 | Spectrian, Inc. | MOS transistor with shield coplanar with gate electrode |
US5998833A (en) * | 1998-10-26 | 1999-12-07 | North Carolina State University | Power semiconductor devices having improved high frequency switching and breakdown characteristics |
US6207508B1 (en) * | 1999-08-03 | 2001-03-27 | Stmicroelectronics, Inc. | Method for fabricating a radio frequency power MOSFET device having improved performance characteristics |
US6589830B1 (en) * | 2000-09-20 | 2003-07-08 | Fairchild Semiconductor Corporation | Self-aligned process for fabricating power MOSFET with spacer-shaped terraced gate |
JP3964811B2 (ja) * | 2002-07-09 | 2007-08-22 | 株式会社東芝 | 半導体装置及びその製造方法 |
US7189608B2 (en) * | 2003-12-22 | 2007-03-13 | Semiconductor Components Industries, L.L.C. | Semiconductor device having reduced gate charge and reduced on resistance and method |
US7659570B2 (en) * | 2005-05-09 | 2010-02-09 | Alpha & Omega Semiconductor Ltd. | Power MOSFET device structure for high frequency applications |
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- 2006-05-03 TW TW095115781A patent/TWI329928B/zh active
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US20160247899A1 (en) | 2016-08-25 |
US20060249785A1 (en) | 2006-11-09 |
CN101542738A (zh) | 2009-09-23 |
US8963233B2 (en) | 2015-02-24 |
HK1134715A1 (en) | 2010-05-07 |
CN101542738B (zh) | 2012-09-19 |
US9806175B2 (en) | 2017-10-31 |
WO2006122130A3 (fr) | 2009-04-16 |
US7659570B2 (en) | 2010-02-09 |
WO2006122130A2 (fr) | 2006-11-16 |
US8163618B2 (en) | 2012-04-24 |
TW200711128A (en) | 2007-03-16 |
US20100148246A1 (en) | 2010-06-17 |
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